Zemannite

Zemannite on quartz

Zemannite on barite

Origin: Moctezuma mine, Sonora, Mexico

Owner: Lou Perloff

Microscopic image

 

Photo courtesy of: 

Photo-Atlas of Minerals

  

 

  

Brown, hexagonal crystals of zemannite (red arrow) to 0.5 mm associated with orange crystals of tellurite to 4 mm and white crystals of paratellurite to 2 mm (green arrow).

  

Amber coloured, hexagonal prisms terminated by pyramids to about 0.75 mm with rich tellurite (orange-yellow).

Origin: Bambolla mine, Moctezuma, Sonora, Mexico (type locality)

Ex. DeVito Collection

Sample size: 4 x 4 x 3.5 cm (top), 7 x 3 x 3.5 cm (2nd row), 4 x 3 x 2 cm (3rd/bottom row)

 

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Brown terminated and sometimes double terminated crystals  with tellurite on matrix

Origin: Bambolla Mine, Moctezuma, Sonora, Mexico

Sample size: ca. 2 x 3.5 cm

 

Photo courtesy of: